Results 41 to 50 of about 801 (186)

Experimental Study of Downburst Wind Flow over a Typical Three-Dimensional Hill

open access: yesApplied Sciences, 2022
To achieve a comprehensive understanding of a three-dimensional (3D) wind field and the speed-up phenomenon in a downburst wind flow over a 3D hilly terrain, a succession of laboratory tests utilizing 12 hill models with cosine-squared cross-section was ...
Yong Chen   +6 more
doaj   +1 more source

Mass mortality of saguaros (Carnegiea gigantea) from windthrow: A rare, demographic disturbance in a desert ecosystem

open access: yesEcosphere, Volume 17, Issue 5, May 2026.
Abstract Windthrow is a significant disturbance in many forests globally during which strong winds damage trees or other large flora, yet its role in arid ecosystems remains largely understudied. The saguaro cactus (Carnegiea gigantea), a keystone species of the Sonoran Desert, is a long‐lived, massive succulent whose demography is primarily thought to
Don E. Swann   +3 more
wiley   +1 more source

Computational simulation of thunderstorm downbursts and associated wind turbine loads [PDF]

open access: yes, 2013
textWind turbines operate in a constantly changing wind environment. This requires modeling and simulation of extreme events in which the wind turbine operates and a study of associated turbine loads as part of the design practice and/or site assessment.
Pratapa, Phanisri Pradeep
core  

A New Approach to Nowcasting Thunderstorm Gusts Based on a Spatiotemporal Decoupling Architecture and Multi‐Scale Feature Learning

open access: yesJournal of Geophysical Research: Machine Learning and Computation, Volume 3, Issue 2, April 2026.
Abstract Accurate short‐term forecasting of thunderstorm gusts remains a major challenge in the Beijing–Tianjin–Hebei region due to limited temporal resolution, the lack of vertical velocity and thermodynamic data, and the difficulty of coupling multi‐scale features.
Xinze Li   +8 more
wiley   +1 more source

A simple vortex model of a thunderstorm downburst – A parametric evaluation [PDF]

open access: yes, 2018
Thunderstorm downbursts are short-lived, transient extreme wind events which can cause wind speeds equivalent to a category EF3 tornado (∼150mph). The complex flow field which they produce has previously been the subject of time-expensive numerical ...
Mark Sterling (23881341)   +1 more
core   +2 more sources

Three‐Dimensional Lightning Characteristics of Severe Convective Weather in Shanghai

open access: yesMeteorological Applications, Volume 33, Issue 2, March/April 2026.
Using 2022–2024 ADTD data, this study analyzes 3D lightning in Shanghai's severe convection. Activity peaks in August and afternoon hours, varies by weather type, and concentrates spatially in Pudong and Chongming. Results provide key references for selecting lightning indicators in forecasting and warning systems. ABSTRACT Using ADTD three‐dimensional
Gaoyue Gu, Zhisu Wang, Peng Wang
wiley   +1 more source

Investigation of the Weather Conditions During the Collapse of the Morandi Bridge in Genoa on 14 August 2018 Using Field Observations and WRF Model

open access: yesAtmosphere, 2020
On 14 August 2018, Morandi Bridge in Genoa, Italy, collapsed to the ground that was 40 m below. This tragedy killed 43 people. Preliminary investigations indicated poor design, questionable building practices, and insufficient maintenance—or a ...
Massimiliano Burlando   +4 more
doaj   +1 more source

Experimental Investigation of the Movement of an Offshore Floating Platform in Straight Wind, Tornadic Wind, and Downburst Conditions

open access: yesEnergies, 2021
There is growing interest in multi-purpose offshore floating platforms that: harvest energy from the sun, wind, water, and waves; desalinize water; host agriculture and aquaculture; and house residents.
Sarah Nichol   +6 more
doaj   +1 more source

Three-Dimensional Numerical Simulation of Downburst Wind Occurrded in Wuhan

open access: yes, 2011
Downburst is a strong downdraft generated below a cumulonimbus cloud, which hits the ground rapidly and causes significant low-level wind shear. It is a strong destructive regional weather phenomenon, which is the main reason for the transmission towers.
Bin Wang   +4 more
core   +1 more source

Investigation of Atmospheric Conditions Associated with a Storm Surge in the South-West of Iran

open access: yesAtmosphere, 2021
Severe thunderstorms are often accompanied by strong vertical air currents, temporary wind gusts, and heavy rainfall. The development of this atmospheric phenomenon over tropical shallow water zones, such as bays, can lead to intensification of ...
Esmaeil Abbasi   +6 more
doaj   +1 more source

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